[PATCH selftests 2/6] selftests: memfd: Stop unnecessary rebuilds

[Ben Hutchings <ben-/+tVBieCtBitmTQ+vhA3Yw@public.gmane.org>]

[-- Attachment #1: Type: text/plain, Size: 1244 bytes --]

Instead of explicitly running the compiler, add dependencies and take
advantage of implicit rules to build only as necessary.

Signed-off-by: Ben Hutchings <ben-/+tVBieCtBitmTQ+vhA3Yw@public.gmane.org>
---
 tools/testing/selftests/memfd/Makefile | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/tools/testing/selftests/memfd/Makefile b/tools/testing/selftests/memfd/Makefile
index 3e7eb79..fd396ac 100644
--- a/tools/testing/selftests/memfd/Makefile
+++ b/tools/testing/selftests/memfd/Makefile
@@ -4,16 +4,16 @@ CFLAGS += -I../../../../include/uapi/
 CFLAGS += -I../../../../include/
 CFLAGS += -I../../../../usr/include/
 
-all:
-	$(CC) $(CFLAGS) memfd_test.c -o memfd_test
-
 TEST_PROGS := memfd_test
 
+all: $(TEST_PROGS)
+
 include ../lib.mk
 
-build_fuse:
-	$(CC) $(CFLAGS) fuse_mnt.c `pkg-config fuse --cflags --libs` -o fuse_mnt
-	$(CC) $(CFLAGS) fuse_test.c -o fuse_test
+build_fuse: fuse_mnt fuse_test
+
+fuse_mnt.o: CFLAGS += $(shell pkg-config fuse --cflags)
+fuse_mnt: LDFLAGS += $(shell pkg-config fuse --libs)
 
 run_fuse: build_fuse
 	@./run_fuse_test.sh || echo "fuse_test: [FAIL]"

-- 
Ben Hutchings
All extremists should be taken out and shot.

[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 811 bytes --]